1. Development and growth of the normal face;Beals;BNI Quart,1986
2. Normal development and growth of the head;Marsh,1985
3. Handbook of Facial Growth;Enlow,1981
4. The primary role of functional matrices in facial growth;Moss;Am J Orthod,1969
5. The neurocranial basis for facial form and pattern;Enlow;Angle Orthod,1973